lib/mbedtls
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Initialise return values to an error

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Initialising the return values to and error is best practice and makes
the library more robust.
This commit is contained in:
Janos Follath
2019-11-22 13:21:35 +00:00
parent a13b905d8d
commit 24eed8d2d2
43 changed files with 322 additions and 279 deletions
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9
library/ccm.c
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@ -38,6 +38,7 @@
#include "mbedtls/ccm.h"
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#include <string.h>
@ -74,7 +75,7 @@ int mbedtls_ccm_setkey( mbedtls_ccm_context *ctx,
const unsigned char *key,
unsigned int keybits )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
const mbedtls_cipher_info_t *cipher_info;
CCM_VALIDATE_RET( ctx != NULL );
@ -156,7 +157,7 @@ static int ccm_auth_crypt( mbedtls_ccm_context *ctx, int mode, size_t length,
const unsigned char *input, unsigned char *output,
unsigned char *tag, size_t tag_len )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
unsigned char i;
unsigned char q;
size_t len_left, olen;
@ -366,7 +367,7 @@ int mbedtls_ccm_star_auth_decrypt( mbedtls_ccm_context *ctx, size_t length,
const unsigned char *input, unsigned char *output,
const unsigned char *tag, size_t tag_len )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
unsigned char check_tag[16];
unsigned char i;
int diff;
@ -479,7 +480,7 @@ int mbedtls_ccm_self_test( int verbose )
unsigned char plaintext[CCM_SELFTEST_PT_MAX_LEN];
unsigned char ciphertext[CCM_SELFTEST_CT_MAX_LEN];
size_t i;
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_ccm_init( &ctx );